Color

#364e91

#364e91
hex#364e91
rgbrgb(54, 78, 145)
hslhsl(224, 46%, 39%)
oklchoklch(0.44 0.114 266.9)
Closest name: Assassin (#2d4f83)Relative luminance 0.0828

Colors that go with #364e91

Charcoal, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#917936

#367c91 · #4b3691

#91364e · #4e9136

Split-complementary

Open in tool →

#914b36 · #7c9136

#91367c · #917936 · #36914b

Contrast

#364e91 as textRatioAAAA largeAAAFix
Aaon white
7.91:1passpasspassPasses AAA — no fix needed.
Aaon black
2.66:1failfailfail
  • AA: use #5471c0 as the text (4.5:1)
  • AAA: use #8096d0 as the text (7.19:1)
  • AA: or shift the background to #c4c4c4 (4.53:1)
  • AAA: or shift the background to #f2f2f2 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #364e91 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#364e91 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #364e91
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #364e91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/364e91-9ca2c4-df724e-221f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md